Temperature and Humidity

10pcs DS18B20 Dallas Temperature Sensors

Use this for measuring room temperature. You'll also need a pull up resistor

DHT11 Module

Humidity range: 20%-80%RH (±5%RH). Temperature range: 0-50°C (±2°C).

DHT22 Module

Humidity range: 0%-100%RH (±2%RH). Temperature range: -40-80°C (±0.5°C).

DS18B20 Waterproof Dallas Temperature Sensors

About 100 cm cable length. Good when you want to measure the temperature in a freezer or on pipes. You'll also need a pull up resistor.

DS18b20 Dallas Temperature Sensors Module

Easy to connect. Built in pull up resistor.

K Type Thermocouple Sensor

MAX6675 K Type Thermocouple Sensor for measuring high temperatures.

Si7021 Sensor Module 3.3V

3.3V version. Humidity range: 0%-80%RH (±3%RH). Temperature range: -10-85°C (±0.4°C).

Si7021 Sensor Module 5V

5V version. Humidity range: 0%-80%RH (±3%RH). Temperature range: -10-85°C (±0.4°C).